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Match Document Document Title
8121710 Visual control process for valve gates  
The present invention is a system for electronically controlling the movement of a pin assembly used in a valve gate mechanism of an injection molding machine. The system of the present invention...
8121721 Extrusion of articles  
An extrusion control system for use with one or more extruders has a data acquisition module in communication with one or more data acquisition nodes that are associated with an extrusion process....
7869900 Integrated cuber management system  
A method and system for monitoring and controlling the processing of thermoplastics. The system includes a graphical interface and a server attached to the equipment in the cubing process. The...
7751923 Method for control of the thickness of extruded film  
A process for the automatic control of the thickness of extruded film lowers the deviations in the thickness of the film more quickly after the start of the extrusion process. The process includes...
7738993 Extrusion of articles  
An extrusion control system for use with one or more extruders has a data acquisition module in communication with one or more data acquisition nodes that are associated with an extrusion process....
7184587 Three-dimensional shape creating program, three-dimensional shape creating method, three-dimensional shape creating apparatus, and computer readable recording medium recorded with three-dimensional shape creating program  
A three-dimensional shape creating program, a three-dimensional shape creating method, a three-dimensional shape creating apparatus and a computer readable recording medium recorded with the...
6922608 Method and apparatus for lay flat control in an extruded film production line  
An apparatus for producing an extruded film tube and supplying said tube to a collapsing and roller assembly includes a die for extruding a molten material in the form of a tube which is in a...
6856855 Method of manufacturing sheet, device and program for controlling sheet thickness, and sheet  
A method of controlling the thickness of sheets manufactured by the extrusion of a material from a die having a plurality of thickness adjusting means by repeating, at specified timings, the...
6726352 Processing method of a mixture for tire rubber compound  
A method for processing a rubber mixture or compound for tire manufacturing includes the steps of determining variation tolerances with respect to reference values for process parameters, detecting...
6496751 Machine management systems and monitoring methods  
A process management system for at least one of monitoring and controlling operation of a machine comprises at least one sensor assembly capable of being disposed on the machine for at least one of...
6246918 System and method for generating die swell/draw down information for profile extrusion die design  
A system and a method for generating die swell/draw down information for a profile extrusion die design. A rheometer having a slit die and a puller mechanism coupled thereto provide the die...
6153131 Method for designing an extrusion process and die  
A method for designing an extrusion process and extrusion die includes the steps of first determining the optimal extrusion process parameters and then designing an extrusion die based on those...
6067480 Method and apparatus for in-situ formation of three-dimensional solid objects by extrusion of polymeric materials  
An apparatus for thermal extrusion of a polymeric material to manufacture prototype mechanical elements from said polymeric material, said apparatus used for deposition of a liquefied ribbon of...
5943240 Machine tool control system and method utilizing metal mold arrangement information  
A machine tool control system and method are provided that utilize metal mold arrangement information to improve machining efficiency and control. According to the disclosure, a machining schedule,...
5891383 Method and apparatus for cooling extruded film tubes  
The present invention is directed to a blown film extrusion apparatus in which film is extruded as a tube from an annular die and then pulled along a predetermined path. The improved blown film...
5870305 Control method for die cast machine  
A control method for die cast machines, which performs multi-step injection speed control depending on a plunger position of an injection cylinder apparatus, the control method comprising the steps...
5764521 Method and apparatus for solid prototyping  
An improved extrusion-based manufacturing system includes one or more extruders, with each extruder containing at least two stages of increasing pressurization. In a preferred embodiment, a first...
5737230 Apparatus and process for slab sampling of customized brick  
An apparatus and process for the production of brick slabs. Information regarding the desired color and texture of brick slab samples is used to enable rapid production and transmission of brick...
5444795 Surface roughness characterization of extruded plastic products  
The surface roughness of an extruded polymeric material is determined by forming a digital image of the extruded surface of the polymeric material and then determining the fractal dimension of any...
5431867 Start-up method for controlling outside diameter of insulated electric wires  
Methods of and apparatus for controlling a startup process of a wire insulating line until a desired outside diameter of an insulated wire is obtained. A startup control apparatus according to the...
5397514 Process for producing flat and annular-cross-section extrudates and device for implementing the process  
In prior art processes of this kind the actual thickness of the extrudate is measured, compared with a reference thickness and the setting regions of an extrusion plant are controlled dependent...
5352393 Method of and apparatus for gaging and controlling circumference of extrusion-blown film  
In a blown film extrusion system in which film is extruded as a tube from an annular die and then pulled along a predetermined path, an apparatus is provided for gauging and controlling the...
5345399 System and method for monitoring and controlling the width of a product  
A system for monitoring and controlling the width of a product such as a sheet, film or tube includes, in the preferred embodiment, a line scan camera having a one-dimensional array of...
5229140 Device for smoothing out the thickness of a sheet  
A device for smoothing out the thickness of a sheet of thermoplastic material which includes a sheet die and a heating device which is integrated with the upper die lip of the sheet die. The...
5198161 Parison thickness control method  
A parison thickness control system includes an extruder die and a mandrel which are movable relative to each other to change wall thickness of a parison extruded between the extruder die and the...
5191537 System and method for controlling continuous mixer with melt pump  
An improved system and method for effectively controlling the operation of a continuous mixer/melter having an adjustable exit opening and connected to a melt pump is provided. The melt pump, which...
5191539 Control apparatus for an injection molding machine  
A control apparatus for an injection molding machine has a unit for setting data corresponding to a molding operation of the injection molding machine and for controlling the molding operation of...
5128077 Method for producing multicomponent extrusions having controlled component contributions  
A method of producing a multicomponent extrudate in which the operating line automatically and accurately extrudes the extrudate materials necessary to obtain the desired contribution of materials...
5122315 Method and appparatus for monitoring and controlling thermoplastic extruder output  
In a gear pump assisted thermoplastic extrusion system, the speed of operation of the gear pump is adjusted in relation to fluctuations in both the rate of product output from the system and the...
5106546 Method of testing the operative condition of dies provided with cooling sections  
A method is described in which the operative condition of the cooling sections of a slot die for making flat films of thermoplastic material, or of an annular die of a blow molding extruder for...
5104593 Method and apparatus for gauging and controlling circumference of extrusion-blown film  
In a blow film extrusion system in which film is extruded as a tube from an annular die and then pulled along a predetermined path, an apparatus is provided for gauging and controlling the...
5059265 Method of controlling thickness of oriented resin film  
The thickness of a biaxially oriented resin film is controlled by reading the thickness distribution of the oriented resin film prior to rolling up thereof and separating the readings into modes by...
5056030 Apparatus for carrying out decoupling control of a T-die  
In an apparatus for use in carrying out decoupling control of a T-die which has a pair of lip portions with a gap extended between the lip portions and with the lip portions divided into a...
4933886 Device for measuring melt flow index  
A melt flow index measurement device includes a sample enclosure (125), a loading device (90) for applying a sample under pressure to the enclosure, a pressure sensor (112) for determining the...
4931982 Method for controlling the thickness of a sheet material and method for monitoring a correspondence relationship between the thickness distribution across a sheet material and means for adjusting the thickness  
The thickness distribution across a sheet material, formed by biaxially stretching a molten material web delivered from a die, is automatically controlled by a control processing wait. A...
4882104 Method of controlling the thickness of an extruded plastic article  
A method for monitoring and controlling the wall thickness of an extruded profile of heated polymeric material that issues from an extrusion die. The die includes a plurality of discrete sectors...
4858139 Process and extrusion apparatus for extruding a plastic web  
A plastic web is made by an extrusion apparatus having a plastics screw press, a metering pump with a volume flow depending on the rotation speed, an output die and a rolling unit with calendaring...
4843576 Temperature control arrangement for an extruding process  
An arrangement for controlling the process temperature in an industrial process involving an extruding operation includes a summing element which sums the difference between the process temperature...
4754413 Method for operating an extruder  
In the production of profiles from rubber and/or plastic mixtures, the throughput of the extruder should be kept constant. To this end, an identification of the mixture of material to be processed...
4514812 Method and apparatus for controlling the thickness of a lamina of a coextruded laminate  
A method and apparatus for controlling the average thickness (T1) of a film lamina of thermoplastic, dielectric material having a known density (D1) and coextruded at a variable extrusion rate with...
4448736 Continuous in-line melt flow rate control system  
The continuous in-line melt flow rate control system (40; 100) is coupled to a mixer/extruder system (10; 97) including a polymer, stabilizer and degradent feeding system (12, 16, 18; 102)...
4437046 Extrusion drive control system  
An extrusion drive control system for control of extrusion process machinery driven elements. A drive interface unit is adapted for use with any of a variety of drive motors and regulators. The...
4224816 Method of and an apparatus for producing extrusion profiles  
A method is disclosed for producing extrusion profiles of a desired length, including the steps of processing a billet of preselected billet length in a press, measuring the extruded length during...
4197070 Apparatus for controlling a plastic extruder  
A control system for a plastic extruder which automatically controls both the melt pressure and the melt temperature of the plastic material at the outlet of the extruder barrel. The extruder...
4156913 Method and apparatus for controlling the thickness of extruded stock  
The thickness of a cut length of a continuously extruded elastomer is controlled by sampling the weight of a section of the continuous extrusion at a running-weigh-scale each second; computing...
4152380 Method of and apparatus for measuring and controlling the wall thickness of plastic pipes  
In the manufacture of plastic pipes by the extrusion process, the inside diameter of the pipe and, therefore, the wall thickness of the pipe is controlled by the takeaway speed at which the molten...
4137025 Apparatus for measuring and controlling the wall thickness of plastic pipes  
In the manufacture of plastic pipes by the extrusion process, the inside diameter of the pipe and, therefore, the wall thickness of the pipe is controlled by the takeaway speed at which the molten...
RE29886 Methods of and apparatus for controlling the thickness of an annular extrusion  
A cable core advances through an extruder head and then past an ultrasonic test set. In the extruder head, an annular plastic jacket is formed about the core. The test set generates four signals...
4102958 Method of controlling an extruder  
An extruder apparatus control system wherein a temperature corresponding to that of the extrusion material is sensed at each of a series of zones extending along the apparatus extrusion chamber and...
3999045 Method of pigmentation control for thermoplastic film  
A nucleonic thickness gauge measures the total electron density of a pigmented thermoplastic film from which a product density and thickness may be derived. The amount of pigment admixed with the...
Matches 1 - 50 out of 54 1 2 >